static const synfig::Gradient& get_gradient();
static const synfig::Distance& get_bline_width();
static synfig::Waypoint::Interpolation get_interpolation();
static void set_interpolation(synfig::Waypoint::Interpolation x);
static const synfig::Gradient& get_gradient();
static const synfig::Distance& get_bline_width();
static synfig::Waypoint::Interpolation get_interpolation();
static void set_interpolation(synfig::Waypoint::Interpolation x);